package net.xiduth.io.io.File;

/*
 * Copyright 2004 Sun Microsystems, Inc.  All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
 * have any questions.
 */

/* @test
 * @bug 5016938
 * @summary Test file operations with Unicode filenames
 * @author Martin Buchholz
 */

import java.io.File;
import java.io.FileOutputStream;

public class Unicode {
	static int fail = 0;

	static void fail(String msg) {
		fail++;
		System.err.println(msg);
	}

	static boolean creat(File f) throws Exception {
		try {
			FileOutputStream out = new FileOutputStream(f);
			out.write(new byte[] { 'a', 'b', 'c' });
			out.close();
			// Check that the file we tried to create has the expected name
			return find(f);
		} catch (Exception e) {
			return false;
		}
	}

	static boolean find(File f) throws Exception {
		String fn = f.getPath();
		String[] fns = new File(".").list();
		for (int i = 0; i < fns.length; i++)
			if (fns[i].equals(fn))
				return true;
		return false;
	}

	static void sanityCheck(File f) throws Exception {
		if (!f.exists())
			fail("! f.exists()");
		if (f.length() != 3)
			fail("  f.length() != 3");
		if (f.isAbsolute())
			fail("  f.isAbsolute()");
		if (!f.canRead())
			fail("! f.canRead()");
		if (!f.canWrite())
			fail("! f.canWrite()");
		if (f.isHidden())
			fail("  f.isHidden()");
		if (!f.isFile())
			fail("! f.isFile()");
		if (f.isDirectory())
			fail("  f.isDirectory()");
	}

	public static void main(String[] args) throws Exception {
		final File f1 = new File("\u0411.tst");
		final File f2 = new File("\u0412.tst");

		try {
			if (!creat(f1))
				// Couldn't create file with Unicode filename?
				return;

			System.out.println("This system supports Unicode filenames!");
			sanityCheck(f1);

			f1.renameTo(f2);
			sanityCheck(f2);
			if (!f2.delete())
				fail("! f2.delete()");
			if (f2.exists())
				fail("  f2.exists()");
			if (f1.exists())
				fail("  f1.exists()");
			if (f1.delete())
				fail("  f1.delete()");

			if (fail != 0)
				throw new Exception(fail + " failures");
		} finally {
			f1.delete();
			f2.delete();
		}
	}
}
